The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 03, 1985
Filed:
Nov. 11, 1984
Applicant:
Inventor:
H Peter van Lingen, Marlboro, MA (US);
Assignee:
Asahi/America Inc., , MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
25112912 ; 251368 ;
Abstract
An electrically operated valve is provided including a motor securely and non-rotatably mounted to the valve and in communication with the valve stem. A cam also is mounted to the valve stem. A limit switch with a cam follower is mounted to the motor gear housing at a plurality of locations so as to assure non-rotatability. The cam follower is disposed to contact and follow the cam, and to provide a signal for stopping the rotation of the valve stem.